libjava/classpath/gnu/javax/print/ipp/attribute/supported/PrinterResolutionSupported.java

   1 /* PrinterResolutionSupported.java --
   2    Copyright (C) 2006 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 02110-1301 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38 package gnu.javax.print.ipp.attribute.supported;
  39
  40 import java.util.Iterator;
  41 import java.util.Set;
  42
  43 import javax.print.attribute.ResolutionSyntax;
  44 import javax.print.attribute.SupportedValuesAttribute;
  45 import javax.print.attribute.standard.PrinterResolution;
  46
  47
  48 /**
  49  * The <code>PrinterResolutionSupported</code> attribute provides
  50  * the supported values for the job attribute printer-resolution.
  51  *
  52  * @author Wolfgang Baer (WBaer@gmx.de)
  53  */
  54 public final class PrinterResolutionSupported extends ResolutionSyntax
  55   implements SupportedValuesAttribute
  56 {
  57
  58   /**
  59    * Creates a <code>PrinterResolutionSupported</code> object with the
  60    * given arguments.
  61    *
  62    * @param crossFeedResolution the cross feed resolution
  63    * @param feedResolution the feed resolution
  64    * @param units the unit to use (e.g. {@link #DPCM} or {@link #DPI})
  65    *
  66    * @exception IllegalArgumentException if preconditions fail
  67    */
  68   public PrinterResolutionSupported(int crossFeedResolution,
  69       int feedResolution, int units)
  70   {
  71     super(crossFeedResolution, feedResolution, units);
  72   }
  73
  74   /**
  75    * Tests if the given object is equal to this object.
  76    *
  77    * @param obj the object to test
  78    *
  79    * @return <code>true</code> if both objects are equal,
  80    * <code>false</code> otherwise.
  81    */
  82   public boolean equals(Object obj)
  83   {
  84     if(! (obj instanceof PrinterResolutionSupported))
  85       return false;
  86
  87     return super.equals(obj);
  88   }
  89
  90   /**
  91    * Returns category of this class.
  92    *
  93    * @return The class <code>PrinterResolutionSupported</code> itself.
  94    */
  95   public Class getCategory()
  96   {
  97     return PrinterResolutionSupported.class;
  98   }
  99
 100   /**
 101    * Returns the name of this attribute.
 102    *
 103    * @return The name "printer-resolution-supported".
 104    */
 105   public String getName()
 106   {
 107     return "printer-resolution-supported";
 108   }
 109
 110   /**
 111    * Returns the equally enum of the standard attribute class
 112    * of this SupportedValuesAttribute enum.
 113    *
 114    * @return The enum of the standard attribute class.
 115    */
 116   public PrinterResolution getAssociatedAttribute()
 117   {
 118     return new PrinterResolution(getCrossFeedResolutionDphi(),
 119                                  getFeedResolutionDphi(), 1);
 120   }
 121
 122   /**
 123    * Constructs an array from a set of -supported attributes.
 124    * @param set set to process
 125    * @return The constructed array.
 126    *
 127    * @see #getAssociatedAttribute()
 128    */
 129   public static PrinterResolution[] getAssociatedAttributeArray(Set set)
 130   {
 131     PrinterResolutionSupported tmp;
 132     PrinterResolution[] result = new PrinterResolution[set.size()];
 133     Iterator it = set.iterator();
 134     int j = 0;
 135     while (it.hasNext())
 136       {
 137         tmp = (PrinterResolutionSupported) it.next();
 138         result[j] = tmp.getAssociatedAttribute();
 139         j++;
 140       }
 141     return result;
 142   }
 143 }